Successfully complete the indicated task to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", "My profile", "View all my games", then the game and view stats.

Act #1: Finished Act 1!

Act #2: Finished Act 2!

Act #3: Finished Act 3!

Bonus Hunter: Leave no bonus unclaimed! WHAT'S IN THE BOX?!

Don't Seal the Deal: Beat the final level without any (surviving) Space Seals!